Frost dates for Corpus Christi, TX
At Corpus Christi, the median last spring frost (32°F) is Jan 28 and the median first fall frost is Dec 21, for a typical growing season of 331 days. For a 90% chance that the last frost has passed, wait until Feb 28. Nearby ZIP codes are in USDA hardiness zones 9b to 10a.
- Jan 28Last spring frost (median)50% chance of 32°F after this date
- Feb 28Safer planting date10% chance of 32°F after this date
- Dec 21First fall frost (median)50% chance of 32°F by this date
- 331 daysGrowing season (median)between 32°F freezes
Last spring frost dates
The chance that the temperature drops to the threshold after each date.
| Temperature | 90% chance later | 50% chance later | 10% chance later |
|---|---|---|---|
| 36°F | Jan 19 | Feb 16 | Mar 11 |
| 32°F | Dec 16 | Jan 28 | Feb 28 |
| 28°F | Dec 11 | Jan 8 | Feb 16 |
| 24°F | Dec 12 | Jan 2 | Feb 5 |
First fall frost dates
The chance that the temperature has dropped to the threshold by each date.
| Temperature | 10% chance by | 50% chance by | 90% chance by |
|---|---|---|---|
| 36°F | Nov 13 | Dec 5 | Jan 3 |
| 32°F | Nov 25 | Dec 21 | Jan 26 |
| 28°F | Dec 5 | Dec 30 | Feb 4 |
| 24°F | Dec 11 | Jan 1 | Feb 5 |
Growing season length
Days between the last spring and first fall freeze, as the length reached in 9, 5 and 1 out of 10 years.
| Temperature | 9 in 10 years at least | 5 in 10 years at least | 1 in 10 years at least |
|---|---|---|---|
| 36°F | 259 days | 294 days | 333 days |
| 32°F | 287 days | 331 days | 365 days |
| 28°F | 324 days | 363 days | 365 days |
| 24°F | 354 days | 365 days | 365 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 88% |
| 28°F | 52% |
| 24°F | 17% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 78409 | 9b | 25 to 30°F | 5 km |
| 78402 | 10a | 30 to 35°F | 10 km |
Not the official USDA Plant Hardiness Zone Map. Zones shown here are the values published in the USDA-ARS / Oregon State University PRISM Group 2023 ZIP code tables, shown unaltered. For the official interactive map, visit planthardiness.ars.usda.gov.
About this station
- NOAA station ID USW00012924, at 27.7839, -97.5108, elevation 14 m (45 ft).
- Data quality: Standard (24+ years of data), 28 years of freeze data.
- Average days per year at or below 32°F: 4.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Corpus Christi NWS (1 km)
- Corpus Christi Cabaniss Field (12 km)
- Robstown (15 km)
- C C Botanical Gardens (18 km)
- Corpus Christi NAS (25 km)
- Sinton (29 km)
- Port Aransas 11 SSW (36 km)
- Bishop (36 km)
Sources
- NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020, annual/seasonal normals by station (version 1.0.1), file dated June 27, 2023; documentation.
- USDA Agricultural Research Service and PRISM Group, Oregon State University, 2023 Plant Hardiness Zone Map ZIP code tables (CONUS, Alaska, Hawaii, Puerto Rico), files dated November 17, 2023. Data © PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed November 1, 2026. Official map: planthardiness.ars.usda.gov.
- U.S. Census Bureau, 2024 Gazetteer ZIP Code Tabulation Areas file, dated August 30, 2024 (ZIP centroids used to find the nearest station).
Freeze dates are 30-year probabilities, not forecasts. Check your local forecast before planting tender plants.